5111051000 has 128 divisors (see below), whose sum is σ = 13110552000. Its totient is φ = 1849536000.

The previous prime is 5111050991. The next prime is 5111051009. The reversal of 5111051000 is 1501115.

It is an interprime number because it is at equal distance from previous prime (5111050991) and next prime (5111051009).

It is a super-2 number, since 2×5111051000² = 52245684649202000000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5111051009) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2517986 + ... + 2520014.

Almost surely, 2^5111051000 is an apocalyptic number.

5111051000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5111051000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6555276000).

5111051000 is an abundant number, since it is smaller than the sum of its proper divisors (7999501000).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5111051000 is a wasteful number, since it uses less digits than its factorization.

5111051000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2290 (or 2276 counting only the distinct ones).

The product of its (nonzero) digits is 25, while the sum is 14.

The square root of 5111051000 is about 71491.6148929369. The cubic root of 5111051000 is about 1722.5429978671.

Adding to 5111051000 its reverse (1501115), we get a palindrome (5112552115).

The spelling of 5111051000 in words is "five billion, one hundred eleven million, fifty-one thousand".